matemaatilisi

Matemaatilisi is an Estonian adjective form meaning mathematical, used specifically as the plural partitive form of the adjective matemaatiline. It appears when describing multiple nouns in contexts where the partitive case is required, such as objects of a verb or quantity expressions. The base form matemaatiline is used for singular and nominative contexts, while matemaatilised is the nominative plural, matemaatiliste the genitive plural, and matemaatilisi the partitive plural.

In practical usage, matemaatilisi accompanies plural nouns to convey mathematical characteristics or relations. Examples include matemaatilisi mõtteid (mathematical thoughts), matemaatilisi võrrandeid (mathematical equations), and matemaatilisi mudelid (mathematical models). The form helps speakers distinguish grammatical cases and number in sentences describing mathematical content.

The word is formed from the noun matemaatika (mathematics) with the common Estonian adjective suffix -line, yielding a term that is widely used in education, science, and journalism to denote mathematical aspects. As part of its grammatical system, matemaatilisi agrees with the gender-neutral Estonian noun in number and case, following standard adjective declension patterns in the language.

Related terms include matemaatika (mathematics), matemaatiline (singular adjective), and other declined forms such as matemaatilist (singular partitive) and matemaatilised (nominative plural). Mathematically themed language often relies on these forms to describe theories, problems, and results in a concise, neutral manner.